Home / 974,538.20-1,461,807.30-413,499.80

Finding the Fourth Proportional to 974,538.20, 1,461,807.30 and 413,499.80

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Solution

The fourth proportional to 974,538.20, 1,461,807.30 and 413,499.80 is: 620,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,538.20 : 1,461,807.30 = 413,499.80 : x
  2. Step 2: Convert to fraction form
    974,538.20/1,461,807.30 = 413,499.80/x
  3. Step 3: Cross multiply
    974,538.20x = 1,461,807.30 × 413,499.80
  4. Step 4: Simplify right side
    974,538.20x = 604,457,026,188.54
  5. Step 5: Solve for x
    x = 604,457,026,188.54/974,538.20
  6. Step 6: Final answer
    x = 620,249.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.